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Finding the Fourth Proportional to 164,635.94, 227,197.09 and 93,015.94

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Solution

The fourth proportional to 164,635.94, 227,197.09 and 93,015.94 is: 128,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,635.94 : 227,197.09 = 93,015.94 : x
  2. Step 2: Convert to fraction form
    164,635.94/227,197.09 = 93,015.94/x
  3. Step 3: Cross multiply
    164,635.94x = 227,197.09 × 93,015.94
  4. Step 4: Simplify right side
    164,635.94x = 21,132,950,342.67
  5. Step 5: Solve for x
    x = 21,132,950,342.67/164,635.94
  6. Step 6: Final answer
    x = 128,361.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.